class Other(object):
    def override(self):
        print("OTHER override()")

    def implicit(self):
        print("OTHER implicit()")

    def altered(self):
        print("OTHER altered()")

        
class Child(object):
    def __init__(self):
        self.other=Other()

    def implicit(self):
        self.other.implicit()
        
    def override(self):
        print("CHILD override()")

    def altered(self):
        print("CHILD,BEFORE OTHER alterred()")
        self.other.altered()
        print("CHILD,AFTER OTHER altered()")

son=Child()

son.implicit()
son.override()
son.altered()

input()
